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<head><meta charset="utf-8"><title>avx512 extensions · t-libs/stdarch · Zulip Chat Archive</title></head>
<h2>Stream: <a href="https://rust-lang.github.io/zulip_archive/stream/208962-t-libs/stdarch/index.html">t-libs/stdarch</a></h2>
<h3>Topic: <a href="https://rust-lang.github.io/zulip_archive/stream/208962-t-libs/stdarch/topic/avx512.20extensions.html">avx512 extensions</a></h3>

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<a name="186572587"></a>
<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/208962-t-libs/stdarch/topic/avx512%20extensions/near/186572587" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Luca Barbato <a href="https://rust-lang.github.io/zulip_archive/stream/208962-t-libs/stdarch/topic/avx512.20extensions.html#186572587">(Jan 25 2020 at 13:01)</a>:</h4>
<p>I started to add the support for avx512 in rav1e and I stumbled upon the fact the macro <code>is_x86_feature_detected!</code> does not support all the extensions listed by rustc.</p>



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<h4><a href="https://rust-lang.zulipchat.com#narrow/stream/208962-t-libs/stdarch/topic/avx512%20extensions/near/186572592" class="zl"><img src="https://rust-lang.github.io/zulip_archive/assets/img/zulip.svg" alt="view this post on Zulip" style="width:20px;height:20px;"></a> Luca Barbato <a href="https://rust-lang.github.io/zulip_archive/stream/208962-t-libs/stdarch/topic/avx512.20extensions.html#186572592">(Jan 25 2020 at 13:01)</a>:</h4>
<p>It is just an oversight or there is a reason?</p>



<hr><p>Last updated: Aug 07 2021 at 22:04 UTC</p>
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